windows-itpro-docs/windows/security/threat-protection/microsoft-defender-atp/overview-attack-surface-reduction.md

title, ms.reviewer, description, keywords, search.product, search.appverid, ms.prod, ms.mktglfcycl, ms.sitesec, ms.pagetype, ms.author, author, ms.localizationpriority, manager, audience, ms.collection, ms.topic

title	ms.reviewer	description	keywords	search.product	search.appverid	ms.prod	ms.mktglfcycl	ms.sitesec	ms.pagetype	ms.author	author	ms.localizationpriority	manager	audience	ms.collection	ms.topic
Overview of attack surface reduction		Learn about the attack surface reduction capability in Microsoft Defender ATP	asr, attack surface reduction, microsoft defender atp, microsoft defender, antivirus, av, windows defender	eADQiWindows 10XVcnh	met150	w10	deploy	library	security	deniseb	denisebmsft	medium	dansimp	ITPro	M365-security-compliance	conceptual

Overview of attack surface reduction

Applies to:

• Microsoft Defender Advanced Threat Protection (Microsoft Defender ATP)

Reduce your attack surfaces by minimizing the places where your organization is vulnerable to cyberthreats and attacks. Use the following resources to configure protection for the devices and applications in your organization.

Article	Description
Hardware-based isolation	Protect and maintain the integrity of a system as it starts and while it's running. Validate system integrity through local and remote attestation. And, use container isolation for Microsoft Edge to help guard against malicious websites.
Application control	Use application control so that your applications must earn trust in order to run.
Exploit protection	Help protect operating systems and apps your organization uses from being exploited. Exploit protection also works with third-party antivirus solutions.
Network protection	Extend protection to your network traffic and connectivity on your organization's devices. (Requires Windows Defender Antivirus)
Controlled folder access	Help prevent malicious or suspicious apps (including file-encrypting ransomware malware) from making changes to files in your key system folders (Requires Windows Defender Antivirus)
Attack surface reduction	Reduce vulnerabilities (attack surfaces) in your applications with intelligent rules that help stop malware. (Requires Windows Defender Antivirus)
Network firewall	Prevent unauthorized traffic from flowing to or from your organization's devices with two-way network traffic filtering.